The best way to prepare for a night out with a Shakespearean tragedy is to do a bit of reading up in the afternoon, eat a light supper - perhaps Welsh rarebit - and then arrive early to do some stretching exercises in the foyer before curtain-up. ↗
It is much the best way... to lay the emphasis on the first part of the bar in triple time, and on the first and third parts of the bar in common time. ↗
If the pressure is getting to you, whistle. In a barely audible way. It's the best way I know of to let go of tension. Music gets your mind off the situation, and the act of whistling melts the tension out of your body. ↗
Your purpose is to make your audience see what you saw, hear what you heard, feel what you felt. Relevant detail, couched in concrete, colorful language, is the best way to recreate the incident as it happened and to picture it for the audience. ↗